Behind the towering religious legacy of Abraham Isaac Kook, Palestine's first Chief Rabbi, lies a remarkable poetic voice that illuminates the depths of his mystical and Zionist vision. Through close analysis of translated excerpts from A.M. Habermann's 1945 collection in Sinai, Rabbi Kook's poetry emerges as a unique synthesis of spiritual yearning and national aspiration. His verses from 1912-1917, while echoing traditional piyyut forms, break free into more personal, emotionally direct expression. Core themes of divine longing, universal unity, love for creation, and Zion's redemption weave throughout his work, revealing a profound tension between mystical experience and the limitations of language to capture transcendent truth. The poetry's distinctive characteristics - its unmediated approach to divine experience and seamless integration of material and spiritual realms - offer crucial insights into Rabbi Kook's broader religious thought. Beyond his renowned contributions to halakhah, philosophy, and kabbalah, these poems unveil the artistic dimension of a leader struggling to express ineffable spiritual truths while embracing both heavenly and earthly existence.